Technical data

Increasing
context timeout rate, 2–13
maximum number of BG devices, 2–16
inet subsystem, 2–9, 2–18
attributes, 2–9
inifaddr_hsize attribute, 2–9, 2–10
Internet subsystem, 2–9
IP addresses
logging, 2–15
ipport_userreserved attribute, 2–9, 2–14,
2–18
ipport_userreserved_min attribute, 2–9, 2–14
ipqmaxlen attribute, 2–9
J
Jumbo frames, configuring TCP/IP to use, 2–18
K
Keepalive function
enabling, 2–12
Keepalive options, 2–12
Kernel interface alias table
increasing the size, 2–10
Kernel subsystems
modifying, 2–7
M
Modifying
attribute values, 2–4
internet subsystem attributes, 2–9
kernel subsystems, 2–7
outgoing connection ports, 2–14
socket subsystem attributes, 2–8
Monitoring network traffic, 1–8
Multihomed hosts
testing interfaces, 1–5
N
Name server log file, 1–24
ndc command, 1–2, A–16
netstat command, 1–2, 1–7, 1–25, 2–15, A–18
Network traffic, monitoring, 1–8
Network tuning guidelines, 2–7
nslookup utility, 1–2, A–22
set commands, A–24
O
Online help, 1–30
ovms_unit_count attribute, 2–16
ovms_unit_creates attribute, 2–16
ovms_unit_fast_credel attribute, 2–17
ovms_unit_limit attribute, 2–17
ovms_unit_maximum attribute, 2–17
ovms_unit_minimum attribute, 2–17
ovms_unit_seed attribute, 2–17
P
Pending TCP connections, 2–8
Performance
benefits and tradeoffs, 2–7
ping command, 1–2, 1–3, 1–24, A–27
PMTU protocol, 2–14
pmtu_enabled attribute, 2–9, 2–14, 2–18
Problems
application, 1–1
configuration, 1–1
isolating, 1–1
loss of connectivity, 1–3
misconfigured interface, 1–5
name server, 1–23
network failure, 1–1
network service not responding, 1–27
network unreachable, 1–25
physical failure, 1–1
socket, 1–22
solving performance, 2–17
transport failure, 1–1
unavailable network service, 1–27
user error, 1–1
R
Reconfiguring attributes, 2–4
Retransmission rate
decreasing, 2–11
route command, 1–2, A–31
Routing table
displaying routes, 1–25
S
sbcompress_threshold attribute, 2–8, 2–18
sb_max attribute, 2–8, 2–9
SDA extensions, 1–31
Server applications
configuring memory, 2–15
logging IP addresses, 2–15
tuning, 2–15
Service configuration parameters, 1–27
Services database, 1–27
SHOW ARP command, 1–6
SHOW DEVICE command, 1–1
SHOW INTERFACE command, 1–7
SHOW NAME_SERVICE command, 1–23
SHOW ROUTE command, 1–25
SHOW SERVICE /FULL command, 1–28
Index–2